July weather forecast
South Korea

July in South Korea is the peak of the summer season and typically the wettest month of the year due to the monsoon or "jangma". In Seoul, the temperatures range from 22°C (71.6°F) to 29°C (84.2°F), while in the southern city of Busan, temperatures are slightly cooler, ranging from 21°C (69.8°F) to 29°C (84.2°F).

The monsoon season, which started in late June, is in full swing in July, leading to high levels of rainfall throughout the country. Average rainfall can exceed 300mm (11.81"), with periods of sustained and heavy rainfall, often accompanied by thunderstorms.

July is hotter and significantly wetter than June, due to the peak of the monsoon season and the increasing summer heat. Humidity levels also reach their annual high during July, contributing to the sensation of intense heat.

As the country moves into August, the monsoon season gradually comes to an end, and while the temperatures remain high, the overall climate becomes less humid and the rainfall decreases, moving towards the more temperate conditions of early autumn.

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• Seoul - July »
  The month with the most rainfall in Seoul is July, when the rain falls for 16.3 days and typically aggregates up to 395mm (15.55") of precipitation. In Seoul the average relative humidity in July is 78.3%.
• Busan - July »
  The month with the most rainfall in Busan is July, when the rain falls for 13.3 days and typically aggregates up to 97mm (3.82") of precipitation. July is the month with the highest UV index in Busan with an average maximum UV index of 7.
• Incheon - July »
  With an average relative humidity of 82.2%, July is the most humid month in Incheon, South Korea. The month with the most rainfall in Incheon is July, when the rain falls for 14.9 days and typically aggregates up to 320mm (12.6") of precipitation.
• Daegu - July »
  The month with the most rainfall in Daegu is July, when the rain falls for 17.4 days and typically aggregates up to 122mm (4.8") of precipitation. The most humid month in Daegu, South Korea, is July, with an average relative humidity of 84%.
• Daejeon - July »
  The most humid month in Daejeon, South Korea, is July, with an average relative humidity of 86%. The month with the most rainfall in Daejeon is July, when the rain falls for 23.3 days and typically aggregates up to 175mm (6.89") of precipitation.
• Gwangju - July »
  With an average relative humidity of 84%, July is the most humid month in Gwangju. In Gwangju, South Korea, in July, it is raining for 16.9 days, with typically 89mm (3.5") of accumulated precipitation.
• Ulsan - July »
  In Ulsan, South Korea, in July, during 19.8 rainfall days, 180mm (7.09") of precipitation is typically accumulated. July is the month with the highest UV index in Ulsan, with an average maximum UV index of 7.
• Suwon - July »
  With an average relative humidity of 80.1%, July is the most humid month in Suwon, South Korea. The month with the most rainfall in Suwon is July, when the rain falls for 15.4 days and typically aggregates up to 351mm (13.82") of precipitation.
• Goyang - July »
  On the last day of July, in Goyang, sunrise is at 05:35 and sunset at 19:42 KST. In Goyang, in July, the average water temperature is 22.3°C (72.1°F).
• Gumi - July »
  The months with the highest humidity in Gumi, South Korea, are July and August, with an average relative humidity of 76%. In Gumi, South Korea, during July, the rain falls for 13.6 days and regularly aggregates up to 238mm (9.37") of precipitation.